多项选择题
A. Merge partitions of a list partitioned table
B. Drop partitions of a list partitioned table
C. Coalesce partitions of a hash-partitioned global index.
D. Move partitions of a range-partitioned table
E. Rename partitions of a range partitioned table
F. Merge partitions of a reference partitioned index
多项选择题 Which three statements are true when the listener handles connection requests to an Oracle 12cdatabase instance with multithreaded architecture enabled In UNIX?（）
多项选择题 Examine the parameters for your database instance: Which three statements are true about the process of automatic optimization by using cardinality feedback?（）
多项选择题 Which two statements are true about the Oracle Direct Network File system (DNFS)?（）